70474961 has 2 divisors, whose sum is σ = 70474962. Its totient is φ = 70474960.

The previous prime is 70474951. The next prime is 70474981. The reversal of 70474961 is 16947407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43890625 + 26584336 = 6625^2 + 5156^2 .

It is a cyclic number.

It is not a de Polignac number, because 70474961 - 2⁶ = 70474897 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70474951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35237480 + 35237481.

It is an arithmetic number, because the mean of its divisors is an integer number (35237481).

Almost surely, 2^70474961 is an apocalyptic number.

It is an amenable number.

70474961 is a deficient number, since it is larger than the sum of its proper divisors (1).

70474961 is an equidigital number, since it uses as much as digits as its factorization.

70474961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 70474961 is about 8394.9366287066. The cubic root of 70474961 is about 413.0585486471.

The spelling of 70474961 in words is "seventy million, four hundred seventy-four thousand, nine hundred sixty-one".